Comparison

Fertility Friend FF Tracker vs Chart Neo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Fertility Friend FF Tracker

This app helps women track their ovulation and fertile days with advanced charting tools. It provides personalized insights into your cycle, helping you understand your fertility signs and maximize your chances of conception. Millions of women trust it for accurate cycle analysis and pregnancy tracking.

Highlights
  • Ovulation detection
  • Fertile window prediction
  • BBT and cervical fluid tracking
  • Period and symptom logging
  • Interactive fertility charts
  • TTC educational library
  • Pregnancy monitoring
Read full description

Track ovulation with confidence with the gold standard fertility charting app, trusted for over 25 years. Fertility Friend helps to accurately find your most fertile days, understand your ovulation pattern, and learn more about your unique cycle. Join the millions of women who have used Fertility Friend while trying to conceive, including over 1 million who recorded positive pregnancy tests in the app. Track your period and key fertility signs (BBT, cervical fluid, OPKs, symptoms). Fertility Friend will automatically create your chart, highlight your fertile window, and provide personalized insights, including when ovulation likely occurred and when to test for pregnancy. Fertility Friend teaches you how to chart, what your signs mean, and gives you the confidence to never miss a fertile opportunity. What’s FREE: - We do not sell or share your data or display ads - 30-day trial of premium features (No credit card, no auto-charge) - Automatic ovulation detection - Use Fertility Friend’s advanced (default) accurate ovulation detector or choose ovulation detection based on the Fertility Awareness Method (FAM) - Interactive fertility chart with coverline and symptom display - Color-coded fertility calendar: see your period, fertile days, ovulation and more at a glance - Detailed and customizable data entry: period, BBT, OPK, CM, symptoms, meds, LH tests… - Sync with Apple Health and Oura (automatic import of temps, heart rate, sleep, and more) - Graphical cycle progress bar/ticker display - Daily data summary - Period tracking - Menstrual cycle statistics: cycle length, phase length, ovulation dates - Extensive TTC educational library: videos, lessons, quizzes, games, articles - Searchable gallery of 240,000+ shared cycles. - View real life BBT charts filtered by keywords - Sharing possibilities (optional) - Dark Mode and custom color themes - Companion access to FertilityFriend.com What’s PREMIUM (Highlights): - All Free features plus - Advanced fertility insights and analysis - More graphs & detailed interpretations - Enhanced data display on chart and calendar - Cycle comparison tools - Pregnancy Monitor - Pregnancy Tracker - Charts “Like Mine” gallery search - Stats display on Chart Gallery searches - Pattern detection - Private, supportive community - Additional expert tools developed over decades Fertility Friend offers unmatched experience, accuracy, and depth to help you understand your cycle with confidence. Important: This app provides educational estimates only and must not be used to avoid pregnancy or schedule medical procedures. Always consult your healthcare provider for medical advice.

About

Chart Neo

This app simplifies menstrual cycle tracking by combining proven methods into an easy-to-use interface. It offers fast recording, offline functionality, and detailed chart viewing, with an accompanying web portal for advanced features and advisor interaction.

Highlights
  • Combines proven charting methods
  • Fast and easy sign recording
  • Offline functionality
  • View historical charts
  • Web portal access
  • Share with spouse/devices
  • Apple Watch companion app
Features
Read full description

Creighton. Sympto-Thermal. Marquette. Billings. So many different methods to track your menstrual cycle. It can be confusing to find one that works for you. Neo takes the proven elements from these and many others to create an easy, fast, and powerful way to chart. - Free *45 Day* trial. We want to be sure the app is working well for you! Very low cost afterward. - Starts up faster than any other charting app. Super easy to record your sign and get on with your life. - Still works without a cell or WiFi signal. Often there is not a good signal where you may be recording your signs! - View your chart on your device, going as far back as you like. View multiple cycles at once! - Access to a powerful web portal where you can create PDFs of your chart, interact with an advisor, and more. - Share with your spouse! Share your account across multiple devices. - Apple Watch companion app - Optional HealthKit integration - Continuous updates and new features added thanks to feedback from users

Screenshots

Fertility Friend FF Tracker4 screens
Chart Neo3 screens

Verdict

The call

The clearest difference is ratings volume: Fertility Friend FF Tracker at 7.4K against Chart Neo's 72. Fertility Friend FF Tracker also leads on update cadence (weekly vs every 6 weeks). Chart Neo's advantage is device support (4 vs 2) and iOS requirement (13.6 vs 16.6). On price, rating, review sentiment and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Fertility Friend FF Tracker sells 4 one-off in-app purchases and Chart Neo sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Fertility Friend FF Tracker against 4.8 for Chart Neo. That said, the two scores are not equally well evidenced: Fertility Friend FF Tracker has 7.4K ratings behind it against 72, so its average is the more settled of the two. Written reviews split almost evenly too, at 79% and 80% positive.

UpkeepUpdate frequency

Fertility Friend FF Tracker ships an update weekly, Chart Neo every 6 weeks. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
Fertility Friend FF Tracker versus Chart Neo: the parameters behind the verdict, then further details
ParameterFertility Friend FF TrackerChart Neo
PriceFreeFree
Rating4.8 (7.4K ratings)4.8 (72 ratings) — better
Positive reviews78.8% of reviews79.5% of reviews — better
Number of ratings7.4K — better72
Update frequencyWeekly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS16.613.6 — better
Further details — not scored
Size33 MB15 MB
Age rating17+12+
DeveloperTamtris Web Services Inc.NeoFertility LLC

Customer experience

Fertility Friend FF Tracker

All ratings7,442 ratings
Positive96.1%
Neutral1.6%
Negative2.3%
Written reviews386 reviews
Positive78.8%
Neutral7.0%
Negative14.2%

Chart Neo

All ratings72 ratings
Positive97.2%
Neutral2.8%
Negative0.0%
Written reviews44 reviews
Positive79.5%
Neutral4.5%
Negative15.9%

Bugs and requests

Fertility Friend FF Tracker

Reported bugs

4 issues
  • Unable to create account
  • Randomly deleting custom data
  • Inaccurate ovulation predictions
  • Pregnancy data not transferring

Requested features

5 requests
  • Offline mode with data syncing
  • Integration with Apple Health
  • More affordable subscription options
  • Improved community features
  • Streamlined data entry process

Chart Neo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Fertility Friend FF Tracker

One-time4
  • 30 Days VIP Membership$10.99
  • 90 Days VIP Membership$21.99
  • 1 Year VIP - Special Rate$23.99
Show 1 more
  • 1 Year VIP Membership$45.99
2 purchases

Chart Neo

One-time2
  • One Year of Chart Neo$19.99
  • Cycle Charting Basics$99.99

Questions

Is Fertility Friend FF Tracker free?
Fertility Friend FF Tracker is free to download, with in-app purchases available.
Is Chart Neo free?
Chart Neo is free to download, with in-app purchases available.
Which has better reviews, Fertility Friend FF Tracker or Chart Neo?
Chart Neo is rated higher. Fertility Friend FF Tracker averages 4.8 out of 5 from 7.4K ratings, while Chart Neo averages 4.8 from 72 ratings.
Do Fertility Friend FF Tracker or Chart Neo have ads?
Neither Fertility Friend FF Tracker nor Chart Neo shows ads.
Which is updated more often, Fertility Friend FF Tracker or Chart Neo?
Fertility Friend FF Tracker ships an update weekly, and Chart Neo every 6 weeks. Most recently, Fertility Friend FF Tracker was updated on October 26, 2026 and Chart Neo on October 21, 2026.

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